Datasheet

Chapter 2 Pins and Connections
MC9S08DZ128 Series Data Sheet, Rev. 1
34 Freescale Semiconductor
NOTE
To avoid extra current drain from floating input pins, the reset initialization
routine in the application program should either enable on-chip pull-up
devices or change the direction of unused or non-bonded pins to outputs so
they do not float.
Table 2-1. Pin Availability by Package Pin-Count
Pin Number <-- Lowest Priority --> Highest
100 64 48
Port
Pin/Interrupt
Alt 1 Alt 2
1 1 1 PTB6 PIB6 ADP14
2 2 — PTC5 ADP21
3 3 2 PTA7 PIA7 ADP7 IRQ
4 4 — PTC6 ADP22
5 5 3 PTB7 PIB7 ADP15
6 6 — PTC7 ADP23
7 — — PTJ0 PIJ0 TPM3CH0
8 — — PTJ1 PIJ1 TPM3CH1
9 — — PTJ2 PIJ2 TPM3CH2
10 — — PTJ3 PIJ3 TPM3CH3
11 7 4 V
DD
12 8 5 V
SS
13 9 6 PTG0 EXTAL
14 10 7 PTG1 XTAL
15 11 8
RESET
16 — — PTL5
17 12 9 PTF4 ACMP2+
18 13 10 PTF5 ACMP2-
19 14 — PTF6 ACMP2O
20 — — PTJ4 PIJ4
21 — — PTJ5 PIJ5
22 — — PTJ6 PIJ6
23 — — PTJ7 PIJ7 TPM3CLK
24 15 11 PTE0 TxD1
25 16 12 PTE1
1
RxD1